Funny you ask this -- I'm working on a project that solves this exact use case:<p><a href="http://www.curabase.com" rel="nofollow">http://www.curabase.com</a><p>We were just on Show HN [1] and Product Hunt earlier this week.<p>[1] - <a href="https://news.ycombinator.com/item?id=11629489" rel="nofollow">https://news.ycombinator.com/item?id=11629489</a><p>[2] - <a href="https://www.producthunt.com/tech/curabase" rel="nofollow">https://www.producthunt.com/tech/curabase</a><p>Wow, there must be something in the ether as there have been a string of Ask HN/Show HN questions around links and bookmarks...
Slack, and even good old-fashioned email, are pretty helpful for quick shares. If you're looking for something more persistent, there's a lack of great solutions at the moment.